Hand-operated stamper



FIG. 1 is a front isometric view of the hand-operated stamper showing mynew design thereof;

FIG. 2 is a rear elevational view of the hand-operated stamper shown inFIG. 1, the front elevational view being a mirror image thereof;

FIG. 3 is a left side elevational view of the hand-operated stampershown in FIG. 1;

FIG. 4 is a right side elevationall view of the hand-operated stampershown in FIG. 1;

FIG. 5 is a plan view of the hand-operated stamper shown in FIG. 1; and,

FIG. 6 is a bottom view of the hand-operated stamper shown in FIG. 1.

The printing element structure dipicted by means of broken lines inFIGS. 1, 2 and 6 has been shown for illustrative purposes only and formsno part of the claimed design.

The ornamental design for a hand-operated stamper, as shown anddescribed.